Apparatus for developing muscles



FIG. 1 is a left front perspective view of a first embodiment of an apparatus for developing muscles showing the invention;

FIG. 2 is a right rear perspective view of the apparatus of FIG. 1;

FIG. 3 is a front elevational view the apparatus of FIG. 1;

FIG. 4 is a top plan view of the apparatus of FIG. 1;

FIG. 5 is a rear elevational view of the apparatus of FIG. 1;

FIG. 6 right side elevational view of the apparatus of FIG. 1, wherein the left side elevational view is a mirror image thereof;

FIG. 7 is a bottom plan view of the apparatus of FIG. 1;

FIG. 8 is a left front perspective view of a second embodiment of an apparatus for develoopment muscles showing the invention;

FIG. 9 is a right rear perspective view of the apparatus of FIG. 8;

FIG. 10 is a front elevational view of the apparatus of FIG. 8;

FIG. 11 is a top plan view of the apparatus of FIG. 8;

FIG. 12 is a rear elevational view of the apparatus of FIG. 8;

FIG. 13 is a right side elevational view of the apparatus of FIG. 8, wherein the left side elevational view is a mirror image thereof; and,

FIG. 14 is a bottom plan view of the apparatus of FIG. 8.

The broken lines illustrate environmental elements and form no part of the claimed design. 

The ornamental design for an apparatus for developing muscles, as shown and described. 